Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next

Backmerge Linus master to get the connector locking revert. * 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux: (645 commits) sysctl: fix proc_doulongvec_ms_jiffies_minmax() Revert "drm/probe-helpers: Drop locking from poll_enable" MAINTAINERS: add Dan Streetman to zbud maintainers MAINTAINERS: add Dan Streetman to zswap maintainers mm: do not export ioremap_page_range symbol for external module mn10300: fix build error of missing fpu_save() romfs: use different way to generate fsid for BLOCK or MTD frv: add missing atomic64 operations mm, page_alloc: fix premature OOM when racing with cpuset mems update mm, page_alloc: move cpuset seqcount checking to slowpath mm, page_alloc: fix fast-path race with cpuset update or removal mm, page_alloc: fix check for NULL preferred_zone kernel/panic.c: add missing \n fbdev: color map copying bounds checking frv: add atomic64_add_unless() mm/mempolicy.c: do not put mempolicy before using its nodemask radix-tree: fix private list warnings Documentation/filesystems/proc.txt: add VmPin mm, memcg: do not retry precharge charges proc: add a schedule point in proc_pid_readdir() ...
2017-01-27 11:00:42 +10:00
--- a/include/kvm/arm_arch_timer.h
+++ b/include/kvm/arm_arch_timer.h
@@ -76,4 +76,5 @@ void kvm_timer_unschedule(struct kvm_vcpu *vcpu);

 void kvm_timer_vcpu_put(struct kvm_vcpu *vcpu);

+void kvm_timer_init_vhe(void);
 #endif
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -739,7 +739,7 @@ static inline bool blk_queue_is_zoned(struct request_queue *q)
 	}
 }

-static inline unsigned int blk_queue_zone_size(struct request_queue *q)
+static inline unsigned int blk_queue_zone_sectors(struct request_queue *q)
 {
 	return blk_queue_is_zoned(q) ? q->limits.chunk_sectors : 0;
 }
@@ -1000,6 +1000,19 @@ static inline unsigned int blk_rq_cur_sectors(const struct request *rq)
 	return blk_rq_cur_bytes(rq) >> 9;
 }

+/*
+ * Some commands like WRITE SAME have a payload or data transfer size which
+ * is different from the size of the request.  Any driver that supports such
+ * commands using the RQF_SPECIAL_PAYLOAD flag needs to use this helper to
+ * calculate the data transfer size.
+ */
+static inline unsigned int blk_rq_payload_bytes(struct request *rq)
+{
+	if (rq->rq_flags & RQF_SPECIAL_PAYLOAD)
+		return rq->special_vec.bv_len;
+	return blk_rq_bytes(rq);
+}
+
 static inline unsigned int blk_queue_get_max_sectors(struct request_queue *q,
 						     int op)
 {
@@ -1536,12 +1549,12 @@ static inline bool bdev_is_zoned(struct block_device *bdev)
 	return false;
 }

-static inline unsigned int bdev_zone_size(struct block_device *bdev)
+static inline unsigned int bdev_zone_sectors(struct block_device *bdev)
 {
 	struct request_queue *q = bdev_get_queue(bdev);

 	if (q)
-		return blk_queue_zone_size(q);
+		return blk_queue_zone_sectors(q);

 	return 0;
 }
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -216,7 +216,7 @@ u64 bpf_tail_call(u64 ctx, u64 r2, u64 index, u64 r4, u64 r5);
 u64 bpf_get_stackid(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5);

 bool bpf_prog_array_compatible(struct bpf_array *array, const struct bpf_prog *fp);
-int bpf_prog_calc_digest(struct bpf_prog *fp);
+int bpf_prog_calc_tag(struct bpf_prog *fp);

 const struct bpf_func_proto *bpf_get_trace_printk_proto(void);

--- a/include/linux/coredump.h
+++ b/include/linux/coredump.h
@@ -14,6 +14,7 @@ struct coredump_params;
 extern int dump_skip(struct coredump_params *cprm, size_t nr);
 extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
 extern int dump_align(struct coredump_params *cprm, int align);
+extern void dump_truncate(struct coredump_params *cprm);
 #ifdef CONFIG_COREDUMP
 extern void do_coredump(const siginfo_t *siginfo);
 #else
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -74,6 +74,8 @@ enum cpuhp_state {
 	CPUHP_ZCOMP_PREPARE,
 	CPUHP_TIMERS_DEAD,
 	CPUHP_MIPS_SOC_PREPARE,
+	CPUHP_BP_PREPARE_DYN,
+	CPUHP_BP_PREPARE_DYN_END		= CPUHP_BP_PREPARE_DYN + 20,
 	CPUHP_BRINGUP_CPU,
 	CPUHP_AP_IDLE_DEAD,
 	CPUHP_AP_OFFLINE,
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -103,6 +103,7 @@ typedef	struct {

 #define EFI_PAGE_SHIFT		12
 #define EFI_PAGE_SIZE		(1UL << EFI_PAGE_SHIFT)
+#define EFI_PAGES_MAX		(U64_MAX >> EFI_PAGE_SHIFT)

 typedef struct {
 	u32 type;
@@ -950,6 +951,7 @@ static inline efi_status_t efi_query_variable_store(u32 attributes,
 #endif
 extern void __iomem *efi_lookup_mapped_addr(u64 phys_addr);

+extern phys_addr_t __init efi_memmap_alloc(unsigned int num_entries);
 extern int __init efi_memmap_init_early(struct efi_memory_map_data *data);
 extern int __init efi_memmap_init_late(phys_addr_t addr, unsigned long size);
 extern void __init efi_memmap_unmap(void);
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -57,6 +57,8 @@ struct bpf_prog_aux;
 /* BPF program can access up to 512 bytes of stack space. */
 #define MAX_BPF_STACK	512

+#define BPF_TAG_SIZE	8
+
 /* Helper macros for filter block array initializers. */

 /* ALU ops on registers, bpf_add|sub|...: dst_reg += src_reg */
@@ -408,7 +410,7 @@ struct bpf_prog {
 	kmemcheck_bitfield_end(meta);
 	enum bpf_prog_type	type;		/* Type of BPF program */
 	u32			len;		/* Number of filter blocks */
-	u32			digest[SHA_DIGEST_WORDS]; /* Program digest */
+	u8			tag[BPF_TAG_SIZE];
 	struct bpf_prog_aux	*aux;		/* Auxiliary fields */
 	struct sock_fprog_kern	*orig_prog;	/* Original BPF program */
 	unsigned int		(*bpf_func)(const void *ctx,
@@ -519,7 +521,7 @@ static inline u32 bpf_prog_insn_size(const struct bpf_prog *prog)
 	return prog->len * sizeof(struct bpf_insn);
 }

-static inline u32 bpf_prog_digest_scratch_size(const struct bpf_prog *prog)
+static inline u32 bpf_prog_tag_scratch_size(const struct bpf_prog *prog)
 {
 	return round_up(bpf_prog_insn_size(prog) +
 			sizeof(__be64) + 1, SHA_MESSAGE_BYTES);
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -38,9 +38,8 @@ struct vm_area_struct;
 #define ___GFP_ACCOUNT		0x100000u
 #define ___GFP_NOTRACK		0x200000u
 #define ___GFP_DIRECT_RECLAIM	0x400000u
-#define ___GFP_OTHER_NODE	0x800000u
-#define ___GFP_WRITE		0x1000000u
-#define ___GFP_KSWAPD_RECLAIM	0x2000000u
+#define ___GFP_WRITE		0x800000u
+#define ___GFP_KSWAPD_RECLAIM	0x1000000u
 /* If the above are modified, __GFP_BITS_SHIFT may need updating */

 /*
@@ -172,11 +171,6 @@ struct vm_area_struct;
 * __GFP_NOTRACK_FALSE_POSITIVE is an alias of __GFP_NOTRACK. It's a means of
 *   distinguishing in the source between false positives and allocations that
 *   cannot be supported (e.g. page tables).
- *
- * __GFP_OTHER_NODE is for allocations that are on a remote node but that
- *   should not be accounted for as a remote allocation in vmstat. A
- *   typical user would be khugepaged collapsing a huge page on a remote
- *   node.
 */
 #define __GFP_COLD	((__force gfp_t)___GFP_COLD)
 #define __GFP_NOWARN	((__force gfp_t)___GFP_NOWARN)
@@ -184,10 +178,9 @@ struct vm_area_struct;
 #define __GFP_ZERO	((__force gfp_t)___GFP_ZERO)
 #define __GFP_NOTRACK	((__force gfp_t)___GFP_NOTRACK)
 #define __GFP_NOTRACK_FALSE_POSITIVE (__GFP_NOTRACK)
-#define __GFP_OTHER_NODE ((__force gfp_t)___GFP_OTHER_NODE)

 /* Room for N __GFP_FOO bits */
-#define __GFP_BITS_SHIFT 26
+#define __GFP_BITS_SHIFT 25
 #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1))

 /*
@@ -506,11 +499,10 @@ extern void free_hot_cold_page(struct page *page, bool cold);
 extern void free_hot_cold_page_list(struct list_head *list, bool cold);

 struct page_frag_cache;
-extern void __page_frag_drain(struct page *page, unsigned int order,
-			      unsigned int count);
-extern void *__alloc_page_frag(struct page_frag_cache *nc,
-			       unsigned int fragsz, gfp_t gfp_mask);
-extern void __free_page_frag(void *addr);
+extern void __page_frag_cache_drain(struct page *page, unsigned int count);
+extern void *page_frag_alloc(struct page_frag_cache *nc,
+			     unsigned int fragsz, gfp_t gfp_mask);
+extern void page_frag_free(void *addr);

 #define __free_page(page) __free_pages((page), 0)
 #define free_page(addr) free_pages((addr), 0)
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -274,37 +274,67 @@ void gpiochip_set_nested_irqchip(struct gpio_chip *gpiochip,
 		struct irq_chip *irqchip,
 		int parent_irq);

-int _gpiochip_irqchip_add(struct gpio_chip *gpiochip,
-			  struct irq_chip *irqchip,
-			  unsigned int first_irq,
-			  irq_flow_handler_t handler,
-			  unsigned int type,
-			  bool nested,
-			  struct lock_class_key *lock_key);
+int gpiochip_irqchip_add_key(struct gpio_chip *gpiochip,
+			     struct irq_chip *irqchip,
+			     unsigned int first_irq,
+			     irq_flow_handler_t handler,
+			     unsigned int type,
+			     bool nested,
+			     struct lock_class_key *lock_key);
+
+#ifdef CONFIG_LOCKDEP
+
+/*
+ * Lockdep requires that each irqchip instance be created with a
+ * unique key so as to avoid unnecessary warnings. This upfront
+ * boilerplate static inlines provides such a key for each
+ * unique instance.
+ */
+static inline int gpiochip_irqchip_add(struct gpio_chip *gpiochip,
+				       struct irq_chip *irqchip,
+				       unsigned int first_irq,
+				       irq_flow_handler_t handler,
+				       unsigned int type)
+{
+	static struct lock_class_key key;
+
+	return gpiochip_irqchip_add_key(gpiochip, irqchip, first_irq,
+					handler, type, false, &key);
+}

-/* FIXME: I assume threaded IRQchips do not have the lockdep problem */
 static inline int gpiochip_irqchip_add_nested(struct gpio_chip *gpiochip,
 			  struct irq_chip *irqchip,
 			  unsigned int first_irq,
 			  irq_flow_handler_t handler,
 			  unsigned int type)
 {
-	return _gpiochip_irqchip_add(gpiochip, irqchip, first_irq,
-				     handler, type, true, NULL);
+
+	static struct lock_class_key key;
+
+	return gpiochip_irqchip_add_key(gpiochip, irqchip, first_irq,
+					handler, type, true, &key);
+}
+#else
+static inline int gpiochip_irqchip_add(struct gpio_chip *gpiochip,
+				       struct irq_chip *irqchip,
+				       unsigned int first_irq,
+				       irq_flow_handler_t handler,
+				       unsigned int type)
+{
+	return gpiochip_irqchip_add_key(gpiochip, irqchip, first_irq,
+					handler, type, false, NULL);
 }

-#ifdef CONFIG_LOCKDEP
-#define gpiochip_irqchip_add(...)				\
-(								\
-	({							\
-		static struct lock_class_key _key;		\
-		_gpiochip_irqchip_add(__VA_ARGS__, false, &_key); \
-	})							\
-)
-#else
-#define gpiochip_irqchip_add(...)				\
-	_gpiochip_irqchip_add(__VA_ARGS__, false, NULL)
-#endif
+static inline int gpiochip_irqchip_add_nested(struct gpio_chip *gpiochip,
+			  struct irq_chip *irqchip,
+			  unsigned int first_irq,
+			  irq_flow_handler_t handler,
+			  unsigned int type)
+{
+	return gpiochip_irqchip_add_key(gpiochip, irqchip, first_irq,
+					handler, type, true, NULL);
+}
+#endif /* CONFIG_LOCKDEP */

 #endif /* CONFIG_GPIOLIB_IRQCHIP */

--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -665,6 +665,7 @@ i2c_unlock_adapter(struct i2c_adapter *adapter)
 #define I2C_CLIENT_TEN		0x10	/* we have a ten bit chip address */
 					/* Must equal I2C_M_TEN below */
 #define I2C_CLIENT_SLAVE	0x20	/* we are the slave */
+#define I2C_CLIENT_HOST_NOTIFY	0x40	/* We want to use I2C host notify */
 #define I2C_CLIENT_WAKE		0x80	/* for board_info; true iff can wake */
 #define I2C_CLIENT_SCCB		0x9000	/* Use Omnivision SCCB protocol */
 					/* Must match I2C_M_STOP|IGNORE_NAK */
--- a/include/linux/jump_label_ratelimit.h
+++ b/include/linux/jump_label_ratelimit.h
@@ -14,6 +14,7 @@ struct static_key_deferred {

 #ifdef HAVE_JUMP_LABEL
 extern void static_key_slow_dec_deferred(struct static_key_deferred *key);
+extern void static_key_deferred_flush(struct static_key_deferred *key);
 extern void
 jump_label_rate_limit(struct static_key_deferred *key, unsigned long rl);

@@ -26,6 +27,10 @@ static inline void static_key_slow_dec_deferred(struct static_key_deferred *key)
 	STATIC_KEY_CHECK_USE();
 	static_key_slow_dec(&key->key);
 }
+static inline void static_key_deferred_flush(struct static_key_deferred *key)
+{
+	STATIC_KEY_CHECK_USE();
+}
 static inline void
 jump_label_rate_limit(struct static_key_deferred *key,
 		unsigned long rl)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -514,8 +514,8 @@ extern enum system_states {
 #define TAINT_FLAGS_COUNT		16

 struct taint_flag {
-	char true;	/* character printed when tainted */
-	char false;	/* character printed when not tainted */
+	char c_true;	/* character printed when tainted */
+	char c_false;	/* character printed when not tainted */
 	bool module;	/* also show as a per-module taint flag */
 };

--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -120,7 +120,7 @@ struct mem_cgroup_reclaim_iter {
 */
 struct mem_cgroup_per_node {
 	struct lruvec		lruvec;
-	unsigned long		lru_size[NR_LRU_LISTS];
+	unsigned long		lru_zone_size[MAX_NR_ZONES][NR_LRU_LISTS];

 	struct mem_cgroup_reclaim_iter	iter[DEF_PRIORITY + 1];

@@ -432,7 +432,7 @@ static inline bool mem_cgroup_online(struct mem_cgroup *memcg)
 int mem_cgroup_select_victim_node(struct mem_cgroup *memcg);

 void mem_cgroup_update_lru_size(struct lruvec *lruvec, enum lru_list lru,
-		int nr_pages);
+		int zid, int nr_pages);

 unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,
 					   int nid, unsigned int lru_mask);
@@ -441,9 +441,23 @@ static inline
 unsigned long mem_cgroup_get_lru_size(struct lruvec *lruvec, enum lru_list lru)
 {
 	struct mem_cgroup_per_node *mz;
+	unsigned long nr_pages = 0;
+	int zid;

 	mz = container_of(lruvec, struct mem_cgroup_per_node, lruvec);
-	return mz->lru_size[lru];
+	for (zid = 0; zid < MAX_NR_ZONES; zid++)
+		nr_pages += mz->lru_zone_size[zid][lru];
+	return nr_pages;
+}
+
+static inline
+unsigned long mem_cgroup_get_zone_lru_size(struct lruvec *lruvec,
+		enum lru_list lru, int zone_idx)
+{
+	struct mem_cgroup_per_node *mz;
+
+	mz = container_of(lruvec, struct mem_cgroup_per_node, lruvec);
+	return mz->lru_zone_size[zone_idx][lru];
 }

 void mem_cgroup_handle_over_high(void);
@@ -671,6 +685,12 @@ mem_cgroup_get_lru_size(struct lruvec *lruvec, enum lru_list lru)
 {
 	return 0;
 }
+static inline
+unsigned long mem_cgroup_get_zone_lru_size(struct lruvec *lruvec,
+		enum lru_list lru, int zone_idx)
+{
+	return 0;
+}

 static inline unsigned long
 mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -284,7 +284,7 @@ extern void sparse_remove_one_section(struct zone *zone, struct mem_section *ms,
 		unsigned long map_offset);
 extern struct page *sparse_decode_mem_map(unsigned long coded_mem_map,
 					  unsigned long pnum);
-extern int zone_can_shift(unsigned long pfn, unsigned long nr_pages,
-			  enum zone_type target);
+extern bool zone_can_shift(unsigned long pfn, unsigned long nr_pages,
+			  enum zone_type target, int *zone_shift);

 #endif /* __LINUX_MEMORY_HOTPLUG_H */
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1210,8 +1210,8 @@ int copy_page_range(struct mm_struct *dst, struct mm_struct *src,
 			struct vm_area_struct *vma);
 void unmap_mapping_range(struct address_space *mapping,
 		loff_t const holebegin, loff_t const holelen, int even_cows);
-int follow_pte(struct mm_struct *mm, unsigned long address, pte_t **ptepp,
-	       spinlock_t **ptlp);
+int follow_pte_pmd(struct mm_struct *mm, unsigned long address,
+			     pte_t **ptepp, pmd_t **pmdpp, spinlock_t **ptlp);
 int follow_pfn(struct vm_area_struct *vma, unsigned long address,
 	unsigned long *pfn);
 int follow_phys(struct vm_area_struct *vma, unsigned long address,
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -39,7 +39,7 @@ static __always_inline void update_lru_size(struct lruvec *lruvec,
 {
 	__update_lru_size(lruvec, lru, zid, nr_pages);
 #ifdef CONFIG_MEMCG
-	mem_cgroup_update_lru_size(lruvec, lru, nr_pages);
+	mem_cgroup_update_lru_size(lruvec, lru, zid, nr_pages);
 #endif
 }

--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -972,12 +972,16 @@ static __always_inline struct zoneref *next_zones_zonelist(struct zoneref *z,
 * @zonelist - The zonelist to search for a suitable zone
 * @highest_zoneidx - The zone index of the highest zone to return
 * @nodes - An optional nodemask to filter the zonelist with
- * @zone - The first suitable zone found is returned via this parameter
+ * @return - Zoneref pointer for the first suitable zone found (see below)
 *
 * This function returns the first zone at or below a given zone index that is
 * within the allowed nodemask. The zoneref returned is a cursor that can be
 * used to iterate the zonelist with next_zones_zonelist by advancing it by
 * one before calling.
+ *
+ * When no eligible zone is found, zoneref->zone is NULL (zoneref itself is
+ * never NULL). This may happen either genuinely, or due to concurrent nodemask
+ * update due to cpuset modification.
 */
 static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist,
 					enum zone_type highest_zoneidx,
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2477,14 +2477,19 @@ static inline int skb_gro_header_hard(struct sk_buff *skb, unsigned int hlen)
 	return NAPI_GRO_CB(skb)->frag0_len < hlen;
 }

+static inline void skb_gro_frag0_invalidate(struct sk_buff *skb)
+{
+	NAPI_GRO_CB(skb)->frag0 = NULL;
+	NAPI_GRO_CB(skb)->frag0_len = 0;
+}
+
 static inline void *skb_gro_header_slow(struct sk_buff *skb, unsigned int hlen,
 					unsigned int offset)
 {
 	if (!pskb_may_pull(skb, hlen))
 		return NULL;

-	NAPI_GRO_CB(skb)->frag0 = NULL;
-	NAPI_GRO_CB(skb)->frag0_len = 0;
+	skb_gro_frag0_invalidate(skb);
 	return skb->data + offset;
 }

--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -110,6 +110,7 @@ extern int watchdog_user_enabled;
 extern int watchdog_thresh;
 extern unsigned long watchdog_enabled;
 extern unsigned long *watchdog_cpumask_bits;
+extern atomic_t watchdog_park_in_progress;
 #ifdef CONFIG_SMP
 extern int sysctl_softlockup_all_cpu_backtrace;
 extern int sysctl_hardlockup_all_cpu_backtrace;
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -1259,6 +1259,7 @@ extern void perf_event_disable(struct perf_event *event);
 extern void perf_event_disable_local(struct perf_event *event);
 extern void perf_event_disable_inatomic(struct perf_event *event);
 extern void perf_event_task_tick(void);
+extern int perf_event_account_interrupt(struct perf_event *event);
 #else /* !CONFIG_PERF_EVENTS: */
 static inline void *
 perf_aux_output_begin(struct perf_output_handle *handle,
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -444,6 +444,10 @@ bool __rcu_is_watching(void);
 #error "Unknown RCU implementation specified to kernel configuration"
 #endif

+#define RCU_SCHEDULER_INACTIVE	0
+#define RCU_SCHEDULER_INIT	1
+#define RCU_SCHEDULER_RUNNING	2
+
 /*
 * init_rcu_head_on_stack()/destroy_rcu_head_on_stack() are needed for dynamic
 * initialization and destruction of rcu_head on the stack. rcu_head structures
--- a/include/linux/remoteproc.h
+++ b/include/linux/remoteproc.h
@@ -408,7 +408,8 @@ enum rproc_crash_type {
 * @crash_comp: completion used to sync crash handler and the rproc reload
 * @recovery_disabled: flag that state if recovery was disabled
 * @max_notifyid: largest allocated notify id.
- * @table_ptr: our copy of the resource table
+ * @table_ptr: pointer to the resource table in effect
+ * @cached_table: copy of the resource table
 * @has_iommu: flag to indicate if remote processor is behind an MMU
 */
 struct rproc {
@@ -440,6 +441,7 @@ struct rproc {
 	bool recovery_disabled;
 	int max_notifyid;
 	struct resource_table *table_ptr;
+	struct resource_table *cached_table;
 	bool has_iommu;
 	bool auto_boot;
 };
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -854,6 +854,16 @@ struct signal_struct {

 #define SIGNAL_UNKILLABLE	0x00000040 /* for init: ignore fatal signals */

+#define SIGNAL_STOP_MASK (SIGNAL_CLD_MASK | SIGNAL_STOP_STOPPED | \
+			  SIGNAL_STOP_CONTINUED)
+
+static inline void signal_set_stop_flags(struct signal_struct *sig,
+					 unsigned int flags)
+{
+	WARN_ON(sig->flags & (SIGNAL_GROUP_EXIT|SIGNAL_GROUP_COREDUMP));
+	sig->flags = (sig->flags & ~SIGNAL_STOP_MASK) | flags;
+}
+
 /* If true, all threads except ->group_exit_task have pending SIGKILL */
 static inline int signal_group_exit(const struct signal_struct *sig)
 {
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2480,7 +2480,7 @@ static inline struct sk_buff *netdev_alloc_skb_ip_align(struct net_device *dev,

 static inline void skb_free_frag(void *addr)
 {
-	__free_page_frag(addr);
+	page_frag_free(addr);
 }

 void *napi_alloc_frag(unsigned int fragsz);
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -226,7 +226,7 @@ static inline const char *__check_heap_object(const void *ptr,
 * (PAGE_SIZE*2).  Larger requests are passed to the page allocator.
 */
 #define KMALLOC_SHIFT_HIGH	(PAGE_SHIFT + 1)
-#define KMALLOC_SHIFT_MAX	(MAX_ORDER + PAGE_SHIFT)
+#define KMALLOC_SHIFT_MAX	(MAX_ORDER + PAGE_SHIFT - 1)
 #ifndef KMALLOC_SHIFT_LOW
 #define KMALLOC_SHIFT_LOW	3
 #endif
@@ -239,7 +239,7 @@ static inline const char *__check_heap_object(const void *ptr,
 * be allocated from the same page.
 */
 #define KMALLOC_SHIFT_HIGH	PAGE_SHIFT
-#define KMALLOC_SHIFT_MAX	30
+#define KMALLOC_SHIFT_MAX	(MAX_ORDER + PAGE_SHIFT - 1)
 #ifndef KMALLOC_SHIFT_LOW
 #define KMALLOC_SHIFT_LOW	3
 #endif
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -66,6 +66,7 @@ struct svc_xprt {
 #define XPT_LISTENER	10		/* listening endpoint */
 #define XPT_CACHE_AUTH	11		/* cache auth info */
 #define XPT_LOCAL	12		/* connection from loopback interface */
+#define XPT_KILL_TEMP   13		/* call xpo_kill_temp_xprt before closing */

 	struct svc_serv		*xpt_server;	/* service for transport */
 	atomic_t    	    	xpt_reserved;	/* space on outq that is rsvd */
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -150,8 +150,9 @@ enum {
 	SWP_FILE	= (1 << 7),	/* set after swap_activate success */
 	SWP_AREA_DISCARD = (1 << 8),	/* single-time swap area discards */
 	SWP_PAGE_DISCARD = (1 << 9),	/* freed swap page-cluster discards */
+	SWP_STABLE_WRITES = (1 << 10),	/* no overwrite PG_writeback pages */
 					/* add others here before... */
-	SWP_SCANNING	= (1 << 10),	/* refcount in scan_swap_map */
+	SWP_SCANNING	= (1 << 11),	/* refcount in scan_swap_map */
 };

 #define SWAP_CLUSTER_MAX 32UL
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -62,8 +62,13 @@ static inline unsigned int tcp_optlen(const struct sk_buff *skb)

 /* TCP Fast Open Cookie as stored in memory */
 struct tcp_fastopen_cookie {
+	union {
+		u8	val[TCP_FASTOPEN_COOKIE_MAX];
+#if IS_ENABLED(CONFIG_IPV6)
+		struct in6_addr addr;
+#endif
+	};
 	s8	len;
-	u8	val[TCP_FASTOPEN_COOKIE_MAX];
 	bool	exp;	/* In RFC6994 experimental option format */
 };

--- a/include/linux/timerfd.h
+++ b/include/linux/timerfd.h
@@ -8,23 +8,7 @@
 #ifndef _LINUX_TIMERFD_H
 #define _LINUX_TIMERFD_H

-/* For O_CLOEXEC and O_NONBLOCK */
-#include <linux/fcntl.h>
-
-/* For _IO helpers */
-#include <linux/ioctl.h>
-
-/*
- * CAREFUL: Check include/asm-generic/fcntl.h when defining
- * new flags, since they might collide with O_* ones. We want
- * to re-use O_* flags that couldn't possibly have a meaning
- * from eventfd, in order to leave a free define-space for
- * shared O_* flags.
- */
-#define TFD_TIMER_ABSTIME (1 << 0)
-#define TFD_TIMER_CANCEL_ON_SET (1 << 1)
-#define TFD_CLOEXEC O_CLOEXEC
-#define TFD_NONBLOCK O_NONBLOCK
+#include <uapi/linux/timerfd.h>

 #define TFD_SHARED_FCNTL_FLAGS (TFD_CLOEXEC | TFD_NONBLOCK)
 /* Flags for timerfd_create.  */
@@ -32,6 +16,4 @@
 /* Flags for timerfd_settime.  */
 #define TFD_SETTIME_FLAGS (TFD_TIMER_ABSTIME | TFD_TIMER_CANCEL_ON_SET)

-#define TFD_IOC_SET_TICKS	_IOW('T', 0, u64)
-
 #endif /* _LINUX_TIMERFD_H */
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -809,11 +809,11 @@ static inline void fc_set_wwnn(struct fc_lport *lport, u64 wwnn)
 /**
 * fc_set_wwpn() - Set the World Wide Port Name of a local port
 * @lport: The local port whose WWPN is to be set
- * @wwnn:  The new WWPN
+ * @wwpn:  The new WWPN
 */
-static inline void fc_set_wwpn(struct fc_lport *lport, u64 wwnn)
+static inline void fc_set_wwpn(struct fc_lport *lport, u64 wwpn)
 {
-	lport->wwpn = wwnn;
+	lport->wwpn = wwpn;
 }

 /**
--- a/include/sound/hdmi-codec.h
+++ b/include/sound/hdmi-codec.h
@@ -36,10 +36,10 @@ struct hdmi_codec_daifmt {
 		HDMI_AC97,
 		HDMI_SPDIF,
 	} fmt;
-	int bit_clk_inv:1;
-	int frame_clk_inv:1;
-	int bit_clk_master:1;
-	int frame_clk_master:1;
+	unsigned int bit_clk_inv:1;
+	unsigned int frame_clk_inv:1;
+	unsigned int bit_clk_master:1;
+	unsigned int frame_clk_master:1;
 };

 /*
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -813,6 +813,7 @@ struct snd_soc_component {
 	unsigned int suspended:1; /* is in suspend PM state */

 	struct list_head list;
+	struct list_head card_aux_list; /* for auxiliary bound components */
 	struct list_head card_list;

 	struct snd_soc_dai_driver *dai_drv;
@@ -1152,6 +1153,7 @@ struct snd_soc_card {
 	 */
 	struct snd_soc_aux_dev *aux_dev;
 	int num_aux_devs;
+	struct list_head aux_comp_list;

 	const struct snd_kcontrol_new *controls;
 	int num_controls;
@@ -1547,6 +1549,7 @@ static inline void snd_soc_initialize_card_lists(struct snd_soc_card *card)
 	INIT_LIST_HEAD(&card->widgets);
 	INIT_LIST_HEAD(&card->paths);
 	INIT_LIST_HEAD(&card->dapm_list);
+	INIT_LIST_HEAD(&card->aux_comp_list);
 	INIT_LIST_HEAD(&card->component_dev_list);
 }

--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -174,6 +174,10 @@ enum tcm_sense_reason_table {
 	TCM_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED	= R(0x16),
 	TCM_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED	= R(0x17),
 	TCM_COPY_TARGET_DEVICE_NOT_REACHABLE	= R(0x18),
+	TCM_TOO_MANY_TARGET_DESCS		= R(0x19),
+	TCM_UNSUPPORTED_TARGET_DESC_TYPE_CODE	= R(0x1a),
+	TCM_TOO_MANY_SEGMENT_DESCS		= R(0x1b),
+	TCM_UNSUPPORTED_SEGMENT_DESC_TYPE_CODE	= R(0x1c),
 #undef R
 };

--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -130,8 +130,8 @@ DECLARE_EVENT_CLASS(btrfs__inode,
 				BTRFS_I(inode)->root->root_key.objectid;
 	),

-	TP_printk_btrfs("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, "
-		  "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu",
+	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu "
+		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 		  show_root_type(__entry->root_objectid),
 		  (unsigned long long)__entry->generation,
 		  (unsigned long)__entry->ino,
@@ -184,14 +184,16 @@ DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,

 TRACE_EVENT_CONDITION(btrfs_get_extent,

-	TP_PROTO(struct btrfs_root *root, struct extent_map *map),
+	TP_PROTO(struct btrfs_root *root, struct inode *inode,
+		 struct extent_map *map),

-	TP_ARGS(root, map),
+	TP_ARGS(root, inode, map),

 	TP_CONDITION(map),

 	TP_STRUCT__entry_btrfs(
 		__field(	u64,  root_objectid	)
+		__field(	u64,  ino		)
 		__field(	u64,  start		)
 		__field(	u64,  len		)
 		__field(	u64,  orig_start	)
@@ -204,7 +206,8 @@ TRACE_EVENT_CONDITION(btrfs_get_extent,

 	TP_fast_assign_btrfs(root->fs_info,
 		__entry->root_objectid	= root->root_key.objectid;
-		__entry->start 		= map->start;
+		__entry->ino		= btrfs_ino(inode);
+		__entry->start		= map->start;
 		__entry->len		= map->len;
 		__entry->orig_start	= map->orig_start;
 		__entry->block_start	= map->block_start;
@@ -214,11 +217,12 @@ TRACE_EVENT_CONDITION(btrfs_get_extent,
 		__entry->compress_type	= map->compress_type;
 	),

-	TP_printk_btrfs("root = %llu(%s), start = %llu, len = %llu, "
-		  "orig_start = %llu, block_start = %llu(%s), "
-		  "block_len = %llu, flags = %s, refs = %u, "
-		  "compress_type = %u",
+	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
+		  "orig_start=%llu block_start=%llu(%s) "
+		  "block_len=%llu flags=%s refs=%u "
+		  "compress_type=%u",
 		  show_root_type(__entry->root_objectid),
+		  (unsigned long long)__entry->ino,
 		  (unsigned long long)__entry->start,
 		  (unsigned long long)__entry->len,
 		  (unsigned long long)__entry->orig_start,
@@ -259,6 +263,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 		__field(	int,  compress_type	)
 		__field(	int,  refs		)
 		__field(	u64,  root_objectid	)
+		__field(	u64,  truncated_len	)
 	),

 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
@@ -273,18 +278,21 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 		__entry->refs		= atomic_read(&ordered->refs);
 		__entry->root_objectid	=
 				BTRFS_I(inode)->root->root_key.objectid;
+		__entry->truncated_len	= ordered->truncated_len;
 	),

-	TP_printk_btrfs("root = %llu(%s), ino = %llu, file_offset = %llu, "
-		  "start = %llu, len = %llu, disk_len = %llu, "
-		  "bytes_left = %llu, flags = %s, compress_type = %d, "
-		  "refs = %d",
+	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
+		  "start=%llu len=%llu disk_len=%llu "
+		  "truncated_len=%llu "
+		  "bytes_left=%llu flags=%s compress_type=%d "
+		  "refs=%d",
 		  show_root_type(__entry->root_objectid),
 		  (unsigned long long)__entry->ino,
 		  (unsigned long long)__entry->file_offset,
 		  (unsigned long long)__entry->start,
 		  (unsigned long long)__entry->len,
 		  (unsigned long long)__entry->disk_len,
+		  (unsigned long long)__entry->truncated_len,
 		  (unsigned long long)__entry->bytes_left,
 		  show_ordered_flags(__entry->flags),
 		  __entry->compress_type, __entry->refs)
@@ -354,10 +362,10 @@ DECLARE_EVENT_CLASS(btrfs__writepage,
 				 BTRFS_I(inode)->root->root_key.objectid;
 	),

-	TP_printk_btrfs("root = %llu(%s), ino = %lu, page_index = %lu, "
-		  "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
-		  "range_end = %llu, for_kupdate = %d, "
-		  "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
+	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
+		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
+		  "range_end=%llu for_kupdate=%d "
+		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 		  show_root_type(__entry->root_objectid),
 		  (unsigned long)__entry->ino, __entry->index,
 		  __entry->nr_to_write, __entry->pages_skipped,
@@ -400,8 +408,8 @@ TRACE_EVENT(btrfs_writepage_end_io_hook,
 			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
 	),

-	TP_printk_btrfs("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
-		  "end = %llu, uptodate = %d",
+	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
+		  "end=%llu uptodate=%d",
 		  show_root_type(__entry->root_objectid),
 		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
 		  (unsigned long long)__entry->start,
@@ -433,7 +441,7 @@ TRACE_EVENT(btrfs_sync_file,
 				 BTRFS_I(inode)->root->root_key.objectid;
 	),

-	TP_printk_btrfs("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
+	TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
 		  show_root_type(__entry->root_objectid),
 		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 		  __entry->datasync)
@@ -484,9 +492,9 @@ TRACE_EVENT(btrfs_add_block_group,
 		__entry->create		= create;
 	),

-	TP_printk("%pU: block_group offset = %llu, size = %llu, "
-		  "flags = %llu(%s), bytes_used = %llu, bytes_super = %llu, "
-		  "create = %d", __entry->fsid,
+	TP_printk("%pU: block_group offset=%llu size=%llu "
+		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
+		  "create=%d", __entry->fsid,
 		  (unsigned long long)__entry->offset,
 		  (unsigned long long)__entry->size,
 		  (unsigned long long)__entry->flags,
@@ -535,9 +543,9 @@ DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 		__entry->seq		= ref->seq;
 	),

-	TP_printk_btrfs("bytenr = %llu, num_bytes = %llu, action = %s, "
-		  "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
-		  "type = %s, seq = %llu",
+	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
+		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
+		  "type=%s seq=%llu",
 		  (unsigned long long)__entry->bytenr,
 		  (unsigned long long)__entry->num_bytes,
 		  show_ref_action(__entry->action),
@@ -600,9 +608,9 @@ DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 		__entry->seq		= ref->seq;
 	),

-	TP_printk_btrfs("bytenr = %llu, num_bytes = %llu, action = %s, "
-		  "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
-		  "offset = %llu, type = %s, seq = %llu",
+	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
+		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
+		  "offset=%llu type=%s seq=%llu",
 		  (unsigned long long)__entry->bytenr,
 		  (unsigned long long)__entry->num_bytes,
 		  show_ref_action(__entry->action),
@@ -657,7 +665,7 @@ DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 		__entry->is_data	= head_ref->is_data;
 	),

-	TP_printk_btrfs("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
+	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 		  (unsigned long long)__entry->bytenr,
 		  (unsigned long long)__entry->num_bytes,
 		  show_ref_action(__entry->action),
@@ -721,8 +729,8 @@ DECLARE_EVENT_CLASS(btrfs__chunk,
 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
 	),

-	TP_printk_btrfs("root = %llu(%s), offset = %llu, size = %llu, "
-		  "num_stripes = %d, sub_stripes = %d, type = %s",
+	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
+		  "num_stripes=%d sub_stripes=%d type=%s",
 		  show_root_type(__entry->root_objectid),
 		  (unsigned long long)__entry->offset,
 		  (unsigned long long)__entry->size,
@@ -771,8 +779,8 @@ TRACE_EVENT(btrfs_cow_block,
 		__entry->cow_level	= btrfs_header_level(cow);
 	),

-	TP_printk_btrfs("root = %llu(%s), refs = %d, orig_buf = %llu "
-		  "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
+	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
+		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
 		  show_root_type(__entry->root_objectid),
 		  __entry->refs,
 		  (unsigned long long)__entry->buf_start,
@@ -836,7 +844,7 @@ TRACE_EVENT(btrfs_trigger_flush,
 		__assign_str(reason, reason)
 	),

-	TP_printk("%pU: %s: flush = %d(%s), flags = %llu(%s), bytes = %llu",
+	TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
 		  __entry->fsid, __get_str(reason), __entry->flush,
 		  show_flush_action(__entry->flush),
 		  (unsigned long long)__entry->flags,
@@ -879,8 +887,8 @@ TRACE_EVENT(btrfs_flush_space,
 		__entry->ret		=	ret;
 	),

-	TP_printk("%pU: state = %d(%s), flags = %llu(%s), num_bytes = %llu, "
-		  "orig_bytes = %llu, ret = %d", __entry->fsid, __entry->state,
+	TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu "
+		  "orig_bytes=%llu ret=%d", __entry->fsid, __entry->state,
 		  show_flush_state(__entry->state),
 		  (unsigned long long)__entry->flags,
 		  __print_flags((unsigned long)__entry->flags, "|",
@@ -905,7 +913,7 @@ DECLARE_EVENT_CLASS(btrfs__reserved_extent,
 		__entry->len		= len;
 	),

-	TP_printk_btrfs("root = %llu(%s), start = %llu, len = %llu",
+	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
 		  (unsigned long long)__entry->start,
 		  (unsigned long long)__entry->len)
@@ -944,7 +952,7 @@ TRACE_EVENT(find_free_extent,
 		__entry->data		= data;
 	),

-	TP_printk_btrfs("root = %Lu(%s), len = %Lu, empty_size = %Lu, flags = %Lu(%s)",
+	TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
 		  __entry->num_bytes, __entry->empty_size, __entry->data,
 		  __print_flags((unsigned long)__entry->data, "|",
@@ -973,8 +981,8 @@ DECLARE_EVENT_CLASS(btrfs__reserve_extent,
 		__entry->len		= len;
 	),

-	TP_printk_btrfs("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
-		  "start = %Lu, len = %Lu",
+	TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
+		  "start=%Lu len=%Lu",
 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
 		  __entry->bg_objectid,
 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
@@ -1025,8 +1033,8 @@ TRACE_EVENT(btrfs_find_cluster,
 		__entry->min_bytes	= min_bytes;
 	),

-	TP_printk_btrfs("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
-		  " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
+	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
+		  "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
 		  __entry->flags,
 		  __print_flags((unsigned long)__entry->flags, "|",
 				BTRFS_GROUP_FLAGS), __entry->start,
@@ -1047,7 +1055,7 @@ TRACE_EVENT(btrfs_failed_cluster_setup,
 		__entry->bg_objectid	= block_group->key.objectid;
 	),

-	TP_printk_btrfs("block_group = %Lu", __entry->bg_objectid)
+	TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
 );

 TRACE_EVENT(btrfs_setup_cluster,
@@ -1075,8 +1083,8 @@ TRACE_EVENT(btrfs_setup_cluster,
 		__entry->bitmap		= bitmap;
 	),

-	TP_printk_btrfs("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
-		  "size = %Lu, max_size = %Lu, bitmap = %d",
+	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
+		  "size=%Lu max_size=%Lu bitmap=%d",
 		  __entry->bg_objectid,
 		  __entry->flags,
 		  __print_flags((unsigned long)__entry->flags, "|",
@@ -1103,7 +1111,7 @@ TRACE_EVENT(alloc_extent_state,
 		__entry->ip	= IP
 	),

-	TP_printk("state=%p; mask = %s; caller = %pS", __entry->state,
+	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
 		  show_gfp_flags(__entry->mask), (void *)__entry->ip)
 );

@@ -1123,7 +1131,7 @@ TRACE_EVENT(free_extent_state,
 		__entry->ip = IP
 	),

-	TP_printk(" state=%p; caller = %pS", __entry->state,
+	TP_printk("state=%p caller=%pS", __entry->state,
 		  (void *)__entry->ip)
 );

@@ -1151,28 +1159,32 @@ DECLARE_EVENT_CLASS(btrfs__work,
 		__entry->normal_work	= &work->normal_work;
 	),

-	TP_printk_btrfs("work=%p (normal_work=%p), wq=%p, func=%pf, ordered_func=%p,"
-		  " ordered_free=%p",
+	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
+		  "ordered_free=%p",
 		  __entry->work, __entry->normal_work, __entry->wq,
 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
 );

-/* For situiations that the work is freed */
+/*
+ * For situiations when the work is freed, we pass fs_info and a tag that that
+ * matches address of the work structure so it can be paired with the
+ * scheduling event.
+ */
 DECLARE_EVENT_CLASS(btrfs__work__done,

-	TP_PROTO(struct btrfs_work *work),
+	TP_PROTO(struct btrfs_fs_info *fs_info, void *wtag),

-	TP_ARGS(work),
+	TP_ARGS(fs_info, wtag),

 	TP_STRUCT__entry_btrfs(
-		__field(	void *,	work			)
+		__field(	void *,	wtag			)
 	),

-	TP_fast_assign_btrfs(btrfs_work_owner(work),
-		__entry->work		= work;
+	TP_fast_assign_btrfs(fs_info,
+		__entry->wtag		= wtag;
 	),

-	TP_printk_btrfs("work->%p", __entry->work)
+	TP_printk_btrfs("work->%p", __entry->wtag)
 );

 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
@@ -1191,9 +1203,9 @@ DEFINE_EVENT(btrfs__work, btrfs_work_sched,

 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,

-	TP_PROTO(struct btrfs_work *work),
+	TP_PROTO(struct btrfs_fs_info *fs_info, void *wtag),

-	TP_ARGS(work)
+	TP_ARGS(fs_info, wtag)
 );

 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
@@ -1221,7 +1233,7 @@ DECLARE_EVENT_CLASS(btrfs__workqueue,
 		__entry->high		= high;
 	),

-	TP_printk_btrfs("name=%s%s, wq=%p", __get_str(name),
+	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
 		  __print_flags(__entry->high, "",
 				{(WQ_HIGHPRI),	"-high"}),
 		  __entry->wq)
@@ -1276,7 +1288,7 @@ DECLARE_EVENT_CLASS(btrfs__qgroup_data_map,
 		__entry->free_reserved	=	free_reserved;
 	),

-	TP_printk_btrfs("rootid=%llu, ino=%lu, free_reserved=%llu",
+	TP_printk_btrfs("rootid=%llu ino=%lu free_reserved=%llu",
 		  __entry->rootid, __entry->ino, __entry->free_reserved)
 );

@@ -1323,7 +1335,7 @@ DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
 		__entry->op		= op;
 	),

-	TP_printk_btrfs("root=%llu, ino=%lu, start=%llu, len=%llu, reserved=%llu, op=%s",
+	TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
 		  __entry->reserved,
 		  __print_flags((unsigned long)__entry->op, "",
@@ -1361,7 +1373,7 @@ DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
 		__entry->reserved	= reserved;
 	),

-	TP_printk_btrfs("root=%llu, reserved=%llu, op=free",
+	TP_printk_btrfs("root=%llu reserved=%llu op=free",
 		  __entry->ref_root, __entry->reserved)
 );

@@ -1388,7 +1400,7 @@ DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
 		__entry->num_bytes	= rec->num_bytes;
 	),

-	TP_printk_btrfs("bytenr = %llu, num_bytes = %llu",
+	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
 		  (unsigned long long)__entry->bytenr,
 		  (unsigned long long)__entry->num_bytes)
 );
@@ -1430,8 +1442,8 @@ TRACE_EVENT(btrfs_qgroup_account_extent,
 		__entry->nr_new_roots	= nr_new_roots;
 	),

-	TP_printk_btrfs("bytenr = %llu, num_bytes = %llu, nr_old_roots = %llu, "
-		  "nr_new_roots = %llu",
+	TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
+		  "nr_new_roots=%llu",
 		  __entry->bytenr,
 		  __entry->num_bytes,
 		  __entry->nr_old_roots,
@@ -1457,7 +1469,7 @@ TRACE_EVENT(qgroup_update_counters,
 		__entry->cur_new_count	= cur_new_count;
 	),

-	TP_printk_btrfs("qgid = %llu, cur_old_count = %llu, cur_new_count = %llu",
+	TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
 		  __entry->qgid,
 		  __entry->cur_old_count,
 		  __entry->cur_new_count)
--- a/include/trace/events/mmflags.h
+++ b/include/trace/events/mmflags.h
@@ -47,8 +47,7 @@
 	{(unsigned long)__GFP_WRITE,		"__GFP_WRITE"},		\
 	{(unsigned long)__GFP_RECLAIM,		"__GFP_RECLAIM"},	\
 	{(unsigned long)__GFP_DIRECT_RECLAIM,	"__GFP_DIRECT_RECLAIM"},\
-	{(unsigned long)__GFP_KSWAPD_RECLAIM,	"__GFP_KSWAPD_RECLAIM"},\
-	{(unsigned long)__GFP_OTHER_NODE,	"__GFP_OTHER_NODE"}	\
+	{(unsigned long)__GFP_KSWAPD_RECLAIM,	"__GFP_KSWAPD_RECLAIM"}\

 #define show_gfp_flags(flags)						\
 	(flags) ? __print_flags(flags, "|",				\
--- a/include/uapi/linux/Kbuild
+++ b/include/uapi/linux/Kbuild
@@ -414,6 +414,7 @@ header-y += telephony.h
 header-y += termios.h
 header-y += thermal.h
 header-y += time.h
+header-y += timerfd.h
 header-y += times.h
 header-y += timex.h
 header-y += tiocl.h
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -1772,7 +1772,9 @@ enum nl80211_commands {
 *
 * @NL80211_ATTR_OPMODE_NOTIF: Operating mode field from Operating Mode
 *	Notification Element based on association request when used with
- *	%NL80211_CMD_NEW_STATION; u8 attribute.
+ *	%NL80211_CMD_NEW_STATION or %NL80211_CMD_SET_STATION (only when
+ *	%NL80211_FEATURE_FULL_AP_CLIENT_STATE is supported, or with TDLS);
+ *	u8 attribute.
 *
 * @NL80211_ATTR_VENDOR_ID: The vendor ID, either a 24-bit OUI or, if
 *	%NL80211_VENDOR_ID_IS_LINUX is set, a special Linux ID (not used yet)
--- a/include/uapi/linux/pkt_cls.h
+++ b/include/uapi/linux/pkt_cls.h
@@ -397,7 +397,7 @@ enum {
 	TCA_BPF_NAME,
 	TCA_BPF_FLAGS,
 	TCA_BPF_FLAGS_GEN,
-	TCA_BPF_DIGEST,
+	TCA_BPF_TAG,
 	__TCA_BPF_MAX,
 };

--- a/include/uapi/linux/tc_act/tc_bpf.h
+++ b/include/uapi/linux/tc_act/tc_bpf.h
@@ -27,7 +27,7 @@ enum {
 	TCA_ACT_BPF_FD,
 	TCA_ACT_BPF_NAME,
 	TCA_ACT_BPF_PAD,
-	TCA_ACT_BPF_DIGEST,
+	TCA_ACT_BPF_TAG,
 	__TCA_ACT_BPF_MAX,
 };
 #define TCA_ACT_BPF_MAX (__TCA_ACT_BPF_MAX - 1)
--- a/include/uapi/linux/timerfd.h
+++ b/include/uapi/linux/timerfd.h
@@ -0,0 +1,36 @@
+/*
+ *  include/linux/timerfd.h
+ *
+ *  Copyright (C) 2007  Davide Libenzi <davidel@xmailserver.org>
+ *
+ */
+
+#ifndef _UAPI_LINUX_TIMERFD_H
+#define _UAPI_LINUX_TIMERFD_H
+
+#include <linux/types.h>
+
+/* For O_CLOEXEC and O_NONBLOCK */
+#include <linux/fcntl.h>
+
+/* For _IO helpers */
+#include <linux/ioctl.h>
+
+/*
+ * CAREFUL: Check include/asm-generic/fcntl.h when defining
+ * new flags, since they might collide with O_* ones. We want
+ * to re-use O_* flags that couldn't possibly have a meaning
+ * from eventfd, in order to leave a free define-space for
+ * shared O_* flags.
+ *
+ * Also make sure to update the masks in include/linux/timerfd.h
+ * when adding new flags.
+ */
+#define TFD_TIMER_ABSTIME (1 << 0)
+#define TFD_TIMER_CANCEL_ON_SET (1 << 1)
+#define TFD_CLOEXEC O_CLOEXEC
+#define TFD_NONBLOCK O_NONBLOCK
+
+#define TFD_IOC_SET_TICKS	_IOW('T', 0, __u64)
+
+#endif /* _UAPI_LINUX_TIMERFD_H */